Sefofu sa rivet jumper se bolela'ng?

Hlooho e tlokomang e foufetseng: hobane rivet ha e thatele hlooho ea lenala, e tla etsa hore hlooho ea rivet e tlole.

https://www.yukerivet.com/news/the-core-of-the-blind-rivet-is-not-completely-pulled-out-what-is-the-reason-for-the-fracture/